874434591137 has 2 divisors, whose sum is σ = 874434591138. Its totient is φ = 874434591136.

The previous prime is 874434591097. The next prime is 874434591143. The reversal of 874434591137 is 731195434478.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 736217196961 + 138217394176 = 858031^2 + 371776^2 .

It is a cyclic number.

It is not a de Polignac number, because 874434591137 - 2³² = 870139623841 is a prime.

It is not a weakly prime, because it can be changed into another prime (874434591197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437217295568 + 437217295569.

It is an arithmetic number, because the mean of its divisors is an integer number (437217295569).

Almost surely, 2^874434591137 is an apocalyptic number.

It is an amenable number.

874434591137 is a deficient number, since it is larger than the sum of its proper divisors (1).

874434591137 is an equidigital number, since it uses as much as digits as its factorization.

874434591137 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10160640, while the sum is 56.

The spelling of 874434591137 in words is "eight hundred seventy-four billion, four hundred thirty-four million, five hundred ninety-one thousand, one hundred thirty-seven".